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经营范围
发明名称
Improvements in rack and pinion gears
摘要
申请公布号
GB583953(A)
申请公布日期
1947.01.03
申请号
GB19440012517
申请日期
1944.06.30
申请人
THOMAS DIXON PARKIN
发明人
分类号
F16H55/28
主分类号
F16H55/28
代理机构
代理人
主权项
地址
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